Home / 29,462,402,905.74-40,658,132,320.20-15,914,039,994.90

Finding the Fourth Proportional to 29,462,402,905.74, 40,658,132,320.20 and 15,914,039,994.90

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Solution

The fourth proportional to 29,462,402,905.74, 40,658,132,320.20 and 15,914,039,994.90 is: 21,961,384,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462,402,905.74 : 40,658,132,320.20 = 15,914,039,994.90 : x
  2. Step 2: Convert to fraction form
    29,462,402,905.74/40,658,132,320.20 = 15,914,039,994.90/x
  3. Step 3: Cross multiply
    29,462,402,905.74x = 40,658,132,320.20 × 15,914,039,994.90
  4. Step 4: Simplify right side
    29,462,402,905.74x = 647,035,143,861,599,076,352
  5. Step 5: Solve for x
    x = 647,035,143,861,599,076,352/29,462,402,905.74
  6. Step 6: Final answer
    x = 21,961,384,002.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.